diff options
Diffstat (limited to 'u-boot/board/logicpd/imx27lite/imx27lite.c')
| -rw-r--r-- | u-boot/board/logicpd/imx27lite/imx27lite.c | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/u-boot/board/logicpd/imx27lite/imx27lite.c b/u-boot/board/logicpd/imx27lite/imx27lite.c new file mode 100644 index 0000000..6eb5cc2 --- /dev/null +++ b/u-boot/board/logicpd/imx27lite/imx27lite.c @@ -0,0 +1,92 @@ +/* + * Copyright (C) 2007 Sascha Hauer, Pengutronix + * Copyright (C) 2008,2009 Eric Jarrige <jorasse@users.sourceforge.net> + * Copyright (C) 2009 Ilya Yanok <yanok@emcraft.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + * + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/arch/imx-regs.h> + +DECLARE_GLOBAL_DATA_PTR; + +int board_init (void) +{ + struct gpio_regs *regs = (struct gpio_regs *)IMX_GPIO_BASE; +#if defined(CONFIG_SYS_NAND_LARGEPAGE) + struct system_control_regs *sc_regs = + (struct system_control_regs *)IMX_SYSTEM_CTL_BASE; +#endif + + gd->bd->bi_arch_number = MACH_TYPE_IMX27LITE; + gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100; + +#ifdef CONFIG_MXC_UART + mx27_uart_init_pins(); +#endif +#ifdef CONFIG_FEC_MXC + mx27_fec_init_pins(); + imx_gpio_mode((GPIO_PORTC | GPIO_OUT | GPIO_PUEN | GPIO_GPIO | 31)); + writel(readl(®s->port[PORTC].dr) | (1 << 31), + ®s->port[PORTC].dr); +#endif +#ifdef CONFIG_MXC_MMC +#if defined(CONFIG_MAGNESIUM) + mx27_sd1_init_pins(); +#else + mx27_sd2_init_pins(); +#endif +#endif + +#if defined(CONFIG_SYS_NAND_LARGEPAGE) + /* + * set in FMCR NF_FMS Bit(5) to 1 + * (NAND Flash with 2 Kbyte page size) + */ + writel(readl(&sc_regs->fmcr) | (1 << 5), &sc_regs->fmcr); +#endif + return 0; +} + +int dram_init (void) +{ + /* dram_init must store complete ramsize in gd->ram_size */ + gd->ram_size = get_ram_size((volatile void *)CONFIG_SYS_SDRAM_BASE, + PHYS_SDRAM_1_SIZE); + return 0; +} + +void dram_init_banksize(void) +{ + gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE; + gd->bd->bi_dram[0].size = get_ram_size((volatile void *)CONFIG_SYS_SDRAM_BASE, + PHYS_SDRAM_1_SIZE); +#if CONFIG_NR_DRAM_BANKS > 1 + gd->bd->bi_dram[1].start = PHYS_SDRAM_2; + gd->bd->bi_dram[1].size = get_ram_size((volatile void *)PHYS_SDRAM_2, + PHYS_SDRAM_2_SIZE); +#endif +} + +int checkboard(void) +{ + puts ("Board: "); + puts(CONFIG_BOARDNAME); + return 0; +} |